How to Configure Apache for a High Load Scenario
you have a high number of clients accessing your UCS server through http:// and https://.
Solution
You can edit /etc/apache2/mods-available/mpm_prefork.conf to start with a higher load of apache processes:
====OLD Settings=====
<IfModule mpm_prefork_module>
StartServers 50
MinSpareServers 50
MaxSpareServers 50
ServerLimit 2000
MaxClients 300
MaxRequestWorkers 400
MaxConnectionsPerChild 1000
==== New Settings ====
StartServers 300
MinSpareServers 300
MaxSpareServers 600
ServerLimit 6000
MaxRequestWorkers 3000
MaxConnectionsPerChild 2000